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feat: Monkey patches MessagePort onproperties (onmessage/onmessageerror) (#34610) 

Close #34581

PR Close #34610
This commit is contained in:
JiaLiPassion 2020-01-02 15:48:30 +09:00 committed by Matias Niemelä
parent 2b8edbbb1d
commit 1882451ec0
7 changed files with 73 additions and 0 deletions
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1
packages/zone.js/MODULE.md
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@ -43,6 +43,7 @@ Below is the full list of currently supported modules.
|PromiseRejectionEvent|PromiseRejectEvent will fire when ZoneAwarePromise has unhandled error|__Zone_disable_PromiseRejectionEvent = true|
|mediaQuery|mediaQuery addListener API will be patched as Zone aware EventTask. (By default, mediaQuery patch will not be loaded by zone.js) |__Zone_disable_mediaQuery = true|
|notification|notification onProperties API will be patched as Zone aware EventTask. (By default, notification patch will not be loaded by zone.js) |__Zone_disable_notification = true|
|MessagePort|MessagePort onProperties API will be patched as Zone aware EventTask. (By default, MessagePort patch will not be loaded by zone.js) |__Zone_disable_MessagePort = true|
- NodeJS

1
packages/zone.js/bundles.bzl
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@ -40,6 +40,7 @@ ES5_BUNDLES = {
"webapis-shadydom": _DIR + "browser/shadydom",
"zone-patch-socket-io": _DIR + "extra/socket-io",
"zone-patch-user-media": _DIR + "browser/webapis-user-media",
"zone-patch-message-port": _DIR + "browser/message-port",
"zone-testing": _DIR + "testing/zone-testing",
"zone-testing-bundle": _DIR + "browser/rollup-legacy-test-main",
}

18
packages/zone.js/lib/browser/message-port.ts Normal file
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@ -0,0 +1,18 @@
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Monkey patch `MessagePort.prototype.onmessage` and `MessagePort.prototype.onmessageerror`
* property.
*/
Zone.__load_patch('MessagePort', (global: any, Zone: ZoneType, api: _ZonePrivate) => {
const MessagePort = global['MessagePort'];
if (typeof MessagePort !== 'undefined' && MessagePort.prototype) {
api.patchOnProperties(MessagePort.prototype, ['message', 'messageerror']);
}
});

49
packages/zone.js/test/browser/messageport.spec.ts Normal file
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@ -0,0 +1,49 @@
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Test MessagePort monkey patch.
*/
describe('MessagePort', () => {
let iframe: any;
beforeEach(() => {
iframe = document.createElement('iframe');
const html = `<body>
<script>
window.addEventListener('message', onMessage);
function onMessage(e) {
// Use the transfered port to post a message back to the main frame
e.ports[0].postMessage('Message back from the IFrame');
}
</script>
</body>`;
iframe.src = 'data:text/html;charset=utf-8,' + encodeURI(html);
});
afterEach(() => {
if (iframe) {
document.body.removeChild(iframe);
}
});
it('onmessge should in the zone', (done) => {
const channel = new MessageChannel();
const zone = Zone.current.fork({name: 'zone'});
iframe.onload = function() {
zone.run(() => {
channel.port1.onmessage = function() {
expect(Zone.current.name).toBe(zone.name);
done();
};
Zone.current.fork({name: 'zone1'}).run(() => {
iframe.contentWindow.postMessage('Hello from the main page!', '*', [channel.port2]);
});
});
};
document.body.appendChild(iframe);
});
});

1
packages/zone.js/test/browser_entry_point.ts
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@ -28,3 +28,4 @@ import './browser/Worker.spec';
import './mocha-patch.spec';
import './jasmine-patch.spec';
import './extra/cordova.spec';
import './browser/messageport.spec';

1
packages/zone.js/test/karma_test.bzl
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@ -57,6 +57,7 @@ def karma_test(name, env_srcs, env_deps, env_entry_point, test_srcs, test_deps,
"//packages/zone.js/dist:zone-patch-fetch.js",
"//packages/zone.js/dist:zone-patch-resize-observer.js",
"//packages/zone.js/dist:zone-patch-user-media.js",
"//packages/zone.js/dist:zone-patch-message-port.js",
":" + name + "_rollup.umd",
]

2
packages/zone.js/test/npm_package/npm_package.spec.ts
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@ -123,6 +123,8 @@ describe('Zone.js npm_package', () => {
'zone-patch-fetch.min.js',
'zone-patch-jsonp.js',
'zone-patch-jsonp.min.js',
'zone-patch-message-port.js',
'zone-patch-message-port.min.js',
'zone-patch-promise-test.js',
'zone-patch-promise-test.min.js',
'zone-patch-resize-observer.js',